************************ crashinfo ************************* /exports/testreports/42551/testresults/conf-sanity3-zfs-centos7_x86_64-centos7_x86_64/oleg230-client-timeout-core (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.kWPML/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/conf-sanity3-zfs-centos7_x86_64-centos7_x86_64/oleg230-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:42:02 EDT 2024 UPTIME: 01:41:16 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 143 NODENAME: oleg230-client.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 Mhz) MEMORY: 4 GB PANIC: "" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=0 CPU=0 CMD=swapper/0 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 rest_init+0x8e #7 start_kernel+0x456 #8 x86_64_start_reservations+0x2a #9 x86_64_start_kernel+0x152 #10 start_cpu+0x5 -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ Cannot identify the specific condition that triggered vmcore +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 23 last 5s 31 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 138 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 1 +++WARNING+++ There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details +-----------------------+ >--------------------------| 5 Most Recent Threads |--------------------------< +-----------------------+ PID CMD Age ARGS ----- -------------- ------ ---------------------------- 11 rcuos/0 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 21 watchdog/2 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 16234 ldlm_bl_02 157 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 856583 3.3 GB 89% of TOTAL MEM USED 98496 384.8 MB 10% of TOTAL MEM SHARED 10703 41.8 MB 1% of TOTAL MEM BUFFERS 5427 21.2 MB 0% of TOTAL MEM CACHED 48035 187.6 MB 5% of TOTAL MEM SLAB 11381 44.5 MB 1% of TOTAL MEM TOTAL HUGE 0 0 ---- HUGE FREE 0 0 0% of TOTAL HUGE TOTAL SWAP 262143 1024 MB ---- SWAP USED 0 0 0% of TOTAL SWAP SWAP FREE 262143 1024 MB 100% of TOTAL SWAP COMMIT LIMIT 739682 2.8 GB ---- COMMITTED 63995 250 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3555s ago PID=16266 CPU=2 CMD=umount #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 io_schedule_timeout+0xad #4 io_schedule+0x18 #5 bit_wait_io+0x11 #6 __wait_on_bit_lock+0x5f #7 __lock_page+0x74 #8 __find_lock_page+0x66 #9 find_lock_page+0xe #10 truncate_inode_pages_range+0x4d9 #11 check_and_discard_cb+0x269 #12 osc_page_gang_lookup+0x20f #13 osc_lock_discard_pages+0x16a #14 osc_ldlm_blocking_ast+0x35d #15 ldlm_cancel_callback+0x84 #16 ldlm_cli_cancel_local+0xb2 #17 ldlm_cli_cancel+0x32f #18 cleanup_resource+0x139 #19 ldlm_resource_clean+0x2f #20 cfs_hash_for_each_relax+0x23b #21 cfs_hash_for_each_nolock+0x76 #22 ldlm_namespace_cleanup+0x30 #23 osc_import_event+0x4b9 #24 ptlrpc_invalidate_import+0x293 #25 ptlrpc_set_import_active+0x342 #26 osc_iocontrol+0x132 #27 lov_iocontrol+0x27c #28 ll_umount_begin+0x2a6 #29 sys_umount+0x1d0 #30 system_call_fastpath+0x1f, 477 bytes of data +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=swapper/1 ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 5 user_data set (NFS etc.): 4 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 18 LISTEN 8 Raw sockets info -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 6074.1 eth0 n/a 0.5 RSS_TOTAL=79904 pages, %mem= 1.3 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff880137679000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff88012aad8000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff8801372f6000 devpts devpts /dev/pts ffff880137668e00 ffff88013767a000 tmpfs tmpfs /run ffff880137668fc0 ffff88013767a800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767b000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767b800 pstore pstore /sys/fs/pstore ffff880137669500 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/devices ffff8801376696c0 ffff88013767d000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669880 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669a40 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/memory ffff880137669c00 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137669dc0 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aaa8000 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aaa81c0 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aaa8380 ffff88012aae8000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aaa8540 ffff88012aae8800 cgroup cgroup /sys/fs/cgroup/pids ffff880138ccb180 ffff88012a443000 configfs configfs /sys/kernel/config ffff88012b28ca80 ffff8800b6d07000 ext4 /dev/nbd0 / ffff88012aad0700 ffff88012aad9000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aad08c0 ffff8800b60f9800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b28d180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b28d340 ffff8801372f7800 mqueue mqueue /dev/mqueue ffff88012b28d500 ffff88012a622000 hugetlbfs hugetlbfs /dev/hugepages ffff8800b582e380 ffff88012a62d000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aaa8700 ffff8800b589c800 ramfs none /mnt ffff8800b582e540 ffff8800b63ed800 tmpfs none /var/lib/stateless/writable ffff88012aad0c40 ffff8800b637f800 squashfs /dev/vda /home/green/git/lustre-release ffff88012aaa88c0 ffff8800b63ed800 tmpfs none /var/cache/man ffff88012b28d6c0 ffff8800b63ed800 tmpfs none /var/log ffff88012aad0e00 ffff8800b63ed800 tmpfs none /var/lib/dbus ffff88012b28d880 ffff8800b63ed800 tmpfs none /tmp ffff88012aad0fc0 ffff8800b63ed800 tmpfs none /var/lib/dhclient ffff88012aad1180 ffff8800b63ed800 tmpfs none /var/tmp ffff88012aad1340 ffff8800b63ed800 tmpfs none /var/lib/NetworkManager ffff88012b28da40 ffff8800b63ed800 tmpfs none /var/lib/systemd/random-seed ffff88012aaa8a80 ffff8800b63ed800 tmpfs none /var/spool ffff88012aad1500 ffff8800b63ed800 tmpfs none /var/lib/nfs ffff88012b28dc00 ffff8800b63ed800 tmpfs none /var/lib/gssproxy ffff88012b28ddc0 ffff8800b63ed800 tmpfs none /var/lib/logrotate ffff88012aaa8c40 ffff8800b63ed800 tmpfs none /etc ffff88012aaa8e00 ffff8800b63ed800 tmpfs none /var/lib/rsyslog ffff8800b582e8c0 ffff8800b63ed800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aad16c0 ffff88012a62f800 nfs4 192.168.200.253:/exports/state/oleg230-client.virtnet /var/lib/stateless/state ffff88012aaa8fc0 ffff88012a62f800 nfs4 192.168.200.253:/exports/state/oleg230-client.virtnet /boot ffff88012aaa9180 ffff88012a62f800 nfs4 192.168.200.253:/exports/state/oleg230-client.virtnet /etc/etc/kdump.conf ffff88012aaa9340 ffff88012aad9000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b4288a80 ffff88012aade000 nfs4 192.168.200.253://exports/testreports/42551/testresults/conf-sanity3-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012aaa96c0 ffff8800b637b800 tmpfs tmpfs /run/user/0 ffff8800ab2e1c00 ffff8800b637f800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b4289180 ffff88012c0c1800 lustre 192.168.202.130@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 3841.754930] [] io_schedule_timeout+0xad/0x130 [ 3841.755990] [] io_schedule+0x18/0x20 [ 3841.756893] [] bit_wait_io+0x11/0x50 [ 3841.757834] [] __wait_on_bit_lock+0x5f/0xc0 [ 3841.758802] [] __lock_page+0x74/0x90 [ 3841.759716] [] ? wake_bit_function+0x40/0x40 [ 3841.760719] [] __find_lock_page+0x66/0x80 [ 3841.761746] [] find_lock_page+0xe/0x20 [ 3841.762738] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 3841.763934] [] check_and_discard_cb+0x269/0x2d0 [osc] [ 3841.765240] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 3841.766387] [] ? osc_discard_cb+0x2a0/0x2a0 [osc] [ 3841.767541] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 3841.768746] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 3841.770025] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 3841.771225] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 3841.772500] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 3841.773690] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 3841.774970] [] ldlm_cli_cancel+0x32f/0x6f0 [ptlrpc] [ 3841.776203] [] ? lov_tgts_putref+0x5b/0xad0 [lov] [ 3841.777372] [] cleanup_resource+0x139/0x300 [ptlrpc] [ 3841.778615] [] ldlm_resource_clean+0x2f/0x50 [ptlrpc] [ 3841.779848] [] cfs_hash_for_each_relax+0x23b/0x450 [libcfs] [ 3841.781117] [] ? lov_notify+0x75/0x1170 [lov] [ 3841.782189] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 3841.783421] [] ? cleanup_resource+0x300/0x300 [ptlrpc] [ 3841.784626] [] cfs_hash_for_each_nolock+0x76/0x200 [libcfs] [ 3841.785930] [] ldlm_namespace_cleanup+0x30/0xc0 [ptlrpc] [ 3841.787178] [] osc_import_event+0x4b9/0x10c0 [osc] [ 3841.788451] [] ptlrpc_invalidate_import+0x293/0x990 [ptlrpc] [ 3841.789759] [] ? osc_import_event+0xc24/0x10c0 [osc] [ 3841.790943] [] ptlrpc_set_import_active+0x342/0x630 [ptlrpc] [ 3841.792361] [] osc_iocontrol+0x132/0x6c0 [osc] [ 3841.793406] [] ? _raw_spin_unlock+0xe/0x20 [ 3841.794445] [] lov_iocontrol+0x27c/0x1dd0 [lov] [ 3841.795510] [] ? kmem_cache_alloc_trace+0x122/0x2e0 [ 3841.796722] [] ll_umount_begin+0x2a6/0xb60 [lustre] [ 3841.797938] [] SyS_umount+0x1d0/0x430 [ 3841.798882] [] ? trace_do_page_fault+0x56/0x170 [ 3841.799978] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 12.55s (real) 6.71s (CPU), Child processes: 5.78s